______ use energy from the Sun to make their own food.

Whether a food web is big or small, the organisms fall into one of two categories: ________ or ________.

_______ are organisms that get their energy directly from the Sun.

Plant cells are able to turn sunlight into food through a process called ______.

As a ______ it has to eat other organisms for energy.

A consumer may eat producers or other consumers.

Consumers that eat only plants are called_____.

Consumers that eat only animals are called ______.

A consumer that eats both plants and animals is called an _____.

This group of consumers eats only dead organisms.

Decomposers break down the nutrients in the dead organisms and return them to the ____ _____.

The movement of energy in a food chain or web flows in one direction from one organism to another. It does not go backwards.

No matter how many connections a food web has, energy flows from the ____ to producers, and from producers to consumers.

All the living thing and nonliving parts of an environment.

________ help return energy from producers and consumers back to the food web.

______ are decomposers.